3904793 has 4 divisors (see below), whose sum is σ = 3968868. Its totient is φ = 3840720.

The previous prime is 3904759. The next prime is 3904801. The reversal of 3904793 is 3974093.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2274064 + 1630729 = 1508^2 + 1277^2 .

It is a cyclic number.

It is not a de Polignac number, because 3904793 - 2¹⁰ = 3903769 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3904753) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31946 + ... + 32067.

It is an arithmetic number, because the mean of its divisors is an integer number (992217).

Almost surely, 2^3904793 is an apocalyptic number.

It is an amenable number.

3904793 is a deficient number, since it is larger than the sum of its proper divisors (64075).

3904793 is an equidigital number, since it uses as much as digits as its factorization.

3904793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64074.

The product of its (nonzero) digits is 20412, while the sum is 35.

The square root of 3904793 is about 1976.0549081440. The cubic root of 3904793 is about 157.4705479488.

The spelling of 3904793 in words is "three million, nine hundred four thousand, seven hundred ninety-three".